*{
    padding: 0;
    margin: 0;

}
.laeft{
    width: 60%;
    margin: 0 auto;
}
.button>div,.top>div{
    width: 140px;
}
.button,.top {
    margin: 0 auto;



display:flex;
flex-direction: row;
justify-content:space-between;
  }
    .top span{
        font-size: 13px;
        color: #000;
    }
    .button span{
        font-size: 13px;
        color: #000;
    }
    .list{
        width: 200px;
       display:flex;
       flex-direction: row;
        justify-content: space-around;
    }
 .list>span{
    line-height: 30px;
 }
    .news{
       display: flex;
       flex-direction: row;

       margin-bottom: 30px;
    }